# Maesn

**Canonical:** https://apis.io/providers/maesn/  
**Website:** https://www.maesn.com/  
**APIs profiled:** 1

Maesn provides a unified REST API that connects to major ERP and accounting systems such as DATEV, Sage, and Exact Online. It offers normalized data, authentication, and webhook support, enabling developers to integrate multiple financial platforms through a single endpoint.

## Kin Score — 51.7 / 100 (developing)

Scored 2026-10-23 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 57.1 |
| Contract Quality | 52.5 |
| Contract Governance | 22.0 |
| Operational Transparency | 63.2 |
| Developer Ergonomics | 51.8 |
| Access Clarity | 47.4 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 29.4 (matched via fallback).

## Agent readiness — 55.5 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | served |
| Idempotency | verified |
| Error Semantics | no |
| OpenAPI Examples | partial |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | derived |
| Well Known Catalog | yes |
| Consent Identity | no |
| Agent Card | conformant |
| Dry Run Mode | no |
| Delegated Identity | served |
| Protected Resource Metadata | verified |
| Dynamic Client Registration | yes |
| Agentic Commerce | no |
| Pagination Ratio | no |
| Operation Distinctiveness | mostly |

## APIs (5)

- **Maesn Accounting API** — The accounting API from Maesn — 91 operation(s) for accounting.
- **Maesn Auth API** — The auth API from Maesn — 4 operation(s) for auth.
- **Maesn Tenants API** — The tenants API from Maesn — 6 operation(s) for tenants.
- **Maesn User API** — The user API from Maesn — 1 operation(s) for user.
- **Maesn Webhook API** — The webhook API from Maesn — 2 operation(s) for webhook.

## Agentic access (1)

- **Maesn Agentic Access** — 145 operations · 60 acting

## Security (3)

- **Maesn Authentication** — 2 schemes
- **Maesn Domain Security** — TLSv1.3 · HSTS · DMARC
- **Maesn Trust Center** — ISO 27001, GDPR

## Tags

ERP, Accounting, Integration, Software-as-a-Service

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/maesn/). Scores are computed from the provider's own public artifacts under a published rubric.